Sand, Gravel, Clay, and Ceramic and Refractory Minerals Mining and Quarrying
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Definition
This industry comprises (1) establishments primarily engaged in developing the mine site and/or mining, quarrying, dredging for sand and gravel, or mining clay (e.g., china clay, paper clay and slip clay) or ceramic and refractory minerals and (2) preparation plants primarily engaged in beneficiating (e.g., washing, screening, and grinding) sand and gravel, clay, and ceramic and refractory minerals.
Class Relationships
Parent(s)
Is Defined By
https://www.naics.com/six-digit-naics/?code=21232
See Also
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Class Hierarchy Visualization
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Additional Information
Metadata
Comment
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Description
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Notes
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Editorial Information
History Note
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Editorial Note
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Identifier
N/A
Deprecated
No
Source and Origin
No source or origin information available